Belt ply for pneumatic tires including transverse extension zones
US5417266A · kind A · utility
9Cited by
7References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 11, 1993 |
| Grant date | May 23, 1995 |
| Priority date | — |
| Expiry date | Jun 11, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T152/10765
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A belt ply for pneumatic tires including at least one ring of sheet or strip material extending in the circumferential direction of the tire. These rings include extension zones formed of undulations, projections or recesses, extending transversely to the circumferential direction of the tire. The rings additionally include notches or recesses of defined length extending in the circumferential direction to improve the flexibility of the tire in the extension zones.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.